Differences From Artifact [43a6889a80]:
- File src/OFMatrix4x4.m — part of check-in [ad6b3e6442] at 2023-11-01 20:54:36 on branch trunk — Add -[OFMatrix4x4 transformVectors:count:] (user: js, size: 9504) [annotate] [blame] [check-ins using]
To Artifact [b42a0641ea]:
- File
src/OFMatrix4x4.m
— part of check-in
[f949f7775b]
at
2023-11-01 21:22:10
on branch trunk
— OFMatrix4x4: Use __asm__ __volatile__
The outputs aren't consumed as they are used as inputs that can be
modified. (user: js, size: 9582) [annotate] [blame] [check-ins using]
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multiplyWithMatrix_enhanced3DNow(OFMatrix4x4 *self, SEL _cmd,
OFMatrix4x4 *matrix)
{
float result[4][4];
for (uint_fast8_t i = 0; i < 4; i++) {
for (uint_fast8_t j = 0; j < 4; j++) {
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multiplyWithMatrix_enhanced3DNow(OFMatrix4x4 *self, SEL _cmd,
OFMatrix4x4 *matrix)
{
float result[4][4];
for (uint_fast8_t i = 0; i < 4; i++) {
for (uint_fast8_t j = 0; j < 4; j++) {
__asm__ __volatile__ (
"movd (%2), %%mm0\n\t"
"punpckldq 16(%2), %%mm0\n\t"
"pfmul (%1), %%mm0\n\t"
"movd 32(%2), %%mm1\n\t"
"punpckldq 48(%2), %%mm1\n\t"
"pfmul 8(%1), %%mm1\n\t"
"pfadd %%mm1, %%mm0\n\t"
"pswapd %%mm0, %%mm1\n\t"
"pfadd %%mm1, %%mm0\n\t"
"movd %%mm0, %0"
:: "m"(result[i][j]), "r"(&matrix->_values[i][0]),
"r"(&self->_values[0][j])
: "mm0", "mm1", "memory"
);
}
}
__asm__ __volatile__ ("femms");
memcpy(self->_values, result, sizeof(result));
}
static void
multiplyWithMatrix_3DNow(OFMatrix4x4 *self, SEL _cmd, OFMatrix4x4 *matrix)
{
float result[4][4];
for (uint_fast8_t i = 0; i < 4; i++) {
for (uint_fast8_t j = 0; j < 4; j++) {
__asm__ __volatile__ (
"movd (%2), %%mm0\n\t"
"punpckldq 16(%2), %%mm0\n\t"
"pfmul (%1), %%mm0\n\t"
"movd 32(%2), %%mm1\n\t"
"punpckldq 48(%2), %%mm1\n\t"
"pfmul 8(%1), %%mm1\n\t"
"pfadd %%mm1, %%mm0\n\t"
"movq %%mm0, %%mm1\n\t"
"psrlq $32, %%mm1\n\t"
"pfadd %%mm1, %%mm0\n\t"
"movd %%mm0, %0"
:: "m"(result[i][j]), "r"(&matrix->_values[i][0]),
"r"(&self->_values[0][j])
: "mm0", "mm1", "memory"
);
}
}
__asm__ __volatile__ ("femms");
memcpy(self->_values, result, sizeof(result));
}
static void
transformVectors_enhanced3DNow(OFMatrix4x4 *self, SEL _cmd, OFVector4D *vectors,
size_t count)
{
__asm__ __volatile__ (
"0:\n\t"
"test %0, %0\n\t"
"jz 0f\n"
"\n\t"
"movq (%1), %%mm0\n\t"
"movq 8(%1), %%mm1\n"
"\n\t"
|
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);
}
static void
transformVectors_3DNow(OFMatrix4x4 *self, SEL _cmd, OFVector4D *vectors,
size_t count)
{
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);
}
static void
transformVectors_3DNow(OFMatrix4x4 *self, SEL _cmd, OFVector4D *vectors,
size_t count)
{
__asm__ __volatile__ (
"0:\n\t"
"test %0, %0\n\t"
"jz 0f\n"
"\n\t"
"movq (%1), %%mm0\n\t"
"movq 8(%1), %%mm1\n"
"\n\t"
|
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